LIQUID-PROPELLANT ROCKET ENGINE MIXING HEAD Russian patent published in 2012 - IPC F02K9/52 

FIELD: engines and pumps.

SUBSTANCE: proposed mixing head comprises fuel components feed units, aligned spray atomisers fitted in the latter along aligned circles and including hollow tip to communicate cavity of one fuel component with combustion chamber, sleeve enveloping said tip with clearance there between to communicate cavity of another fuel component with combustion chamber. Pylons are arranged at tip outlet to interact with sleeve inner surface and to center said tip relative to sleeve. Said pylons are provided with channels with one end extending into tip cavity and opposite end extending into combustion chamber. Replaceable jet is arranged at hollow tip outlet.

EFFECT: better fuel combustion.

2 dwg